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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Cybersecurity Specialist - **Company:** Randstad - **Location:** Valencia, Spain - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Software System Penetration Testing, Cyber Security, Intrusion Detection and Prevention, Information Systems Security Architecture Professional, Power BI, Cyber Threat Analysis, Information Technology, Cybercrime, Microsoft Sentinel, Vulnerability Analysis - **Published:** August 19, 2026 - **Apply:** https://www.buscojobs.com.es/cybersecurity-specialist-en-valencia-ID-368339922 ## About the Role Required Experience - Technical Understanding and Expertise: strong experience in offensive security practices such aspenetration testing,blue & red teaming, or vulnerability assessments. Hands-on experience withMicrosoft Defender and Microsoft Sentinel for threat detection and analysis. Solid understanding ofattack techniques, threat landscapes, and modern security architectures. - Experience in Cyber Security: deep understanding of offensive security methodologies, cyberresilience concepts, and incident response processes. Familiarity with detection engineering andsecurity operations environments is highly beneficial. - AI & Innovation Focus: knowledge or practical experience in applying Artificial Intelligence orMachine Learning within cybersecurity use cases (e.g. anomaly detection, automation, predictiveanalytics). Strong interest in emerging technologies and their application in security. - Knowledge of Information Security Standards and Regulations: understanding of relevantcybersecurity standards and frameworks (e.g. ISO *****, NIST CSF) and alignment with secure-by-design and resilience principles. Nice to have: - Reporting & Monitoring via PowerBI. Soft Skills: - Experience in Multinational Companies: Strong communication skills and ability to translatecomplex technical findings into actionable recommendations for different stakeholders. - Team Player with a Positive Attitude: Ability to work collaboratively across teams such as SOC, ITServices, and Security Architecture in a modern cyber security organization. - Language Skills: Very good business English (at least B2 level). - Education and Certifications: Degree in Cyber Security, Computer Science, or comparable field.Certifications such as OSCP, CEH, or comparable offensive security certifications are an advantage. - Mindset & Motivation: Hands-on mentality, proactive mindset, strong curiosity for offensivetechniques and emerging technologies, especially AI in cybersecurity. Ability to challenge existingsecurity controls and continuously improve the organization's cyber resilience. ## Description We are looking for a Cybersecurity Specialist responsible for conducting penetration tests to validate security controls across systems and environments.Required Skills - Offensive Security & Validation: responsible for conducting penetration tests, red , blue and purpleteaming exercises, and adversary simulations to identify vulnerabilities and validate security controlsacross systems and environments.- Detection Engineering & Threat Validation: leverages Microsoft Defender and Microsoft Sentinel to analyze security events, simulate attack patterns, and validate the effectiveness of existing detectionand response mechanisms.- Cyber Resilience & Incident Preparedness: supports the enhancement of cyber resiliencecapabilities by identifying gaps in incident response, recovery processes, and detection coverage.Contributes to improving organizational readiness against cyber threats.- AI-driven Security Enablement: explores and implements AI-based use cases in offensive securityand threat detection, including automation, anomaly detection, and intelligent threat analysis.Drivesinnovation in applying AI within cybersecurity.- Threat Analysis & Intelligence: analyzes emerging threats, attack vectors, and adversary techniquesto proactively strengthen defensive measures and align with industry frameworks such as MITREATT&CK.- Collaboration & Knowledge Sharing: collaborates with MSSP, IT, OT and security architectureteams, sharing insights from offensive activities and contributing to continuous improvement ofsecurity capabilities - Simulating real-world attack scenarios through penetration testing and red teaming to uncovervulnerabilities before they are exploited.- Validating and enhancing detection capabilities using Microsoft Defender and Microsoft Sentinelacross complex IT environments.- Improving cyber resilience by identifying gaps in incident response, detection coverage, andrecovery capabilities.- Leveraging AI-driven techniques to automate threat analysis, enhance anomaly detection, andsupport proactive defense strategies.- Analyzing large-scale security data to detect patterns, attack paths, and hidden risks.- Supporting the continuous improvement of security operations by providing actionable insights toSOC and IT teams.- Strengthening collaboration across security domains to ensure an integrated and adaptive securityposture.Required Experience - Technical Understanding and Expertise: strong experience in offensive security practices such aspenetration testing,blue & red teaming, or vulnerability assessments.Hands-on experience withMicrosoft Defender and Microsoft Sentinel for threat detection and analysis.Solid understanding ofattack techniques, threat landscapes, and modern security architectures.- Experience in Cyber Security: deep understanding of offensive security methodologies, cyberresilience concepts, and incident response processes.Familiarity with detection engineering andsecurity operations environments is highly beneficial.- AI & Innovation Focus: knowledge or practical experience in applying Artificial Intelligence orMachine Learning within cybersecurity use cases (e.g. anomaly detection, automation, predictiveanalytics).Strong interest in emerging technologies and their application in security.- Knowledge of Information Security Standards and Regulations: understanding of relevantcybersecurity standards and frameworks (e.g. ISO *****, NIST CSF) and alignment with secure-by-design and resilience principles.Nice to have: - Reporting & Monitoring via PowerBI.Soft Skills: - Experience in Multinational Companies: Strong communication skills and ability to translatecomplex technical findings into actionable recommendations for different stakeholders.- Team Player with a Positive Attitude: Ability to work collaboratively across teams such as SOC, ITServices, and Security Architecture in a modern cyber security organization.- Language Skills: Very good business English (at least B2 level).- Education and Certifications: Degree in Cyber Security, Computer Science, or comparable field.Certifications such as OSCP, CEH, or comparable offensive security certifications are an advantage.- Mindset & Motivation: Hands-on mentality, proactive mindset, strong curiosity for offensivetechniques and emerging technologies, especially AI in cybersecurity.Ability to challenge existingsecurity controls and continuously improve the organization's cyber resilience. ## Related Videos - [Fighting the Next Wave of Cybercrime](https://www.wearedevelopers.com/videos/100331-fighting-the-next-wave-of-cybercrime) - 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